KUM® Magnesium Wedge Single-Hole Sharpener Class Pack
You can sharpen pencils w/ a diameter of 8mm. They are made of magnesium. That makes it particularly light and durable. Even the blade can convince by its longevity. Through the use of high-carbon steel and the highest precision work, the knife stays sharp for an extremely long time and sharpens without breaking the lead.
Contents: 100 magnesium-alloy metal single-hole sharpeners.